16516454541 has 16 divisors (see below), whose sum is σ = 22155600000. Its totient is φ = 10944255168.

The previous prime is 16516454503. The next prime is 16516454579. The reversal of 16516454541 is 14545461561.

16516454541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16516454503) and next prime (16516454579).

It is not a de Polignac number, because 16516454541 - 2⁹ = 16516454029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16516454493 and 16516454502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16516454641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581335 + ... + 609083.

It is an arithmetic number, because the mean of its divisors is an integer number (1384725000).

Almost surely, 2^16516454541 is an apocalyptic number.

It is an amenable number.

16516454541 is a deficient number, since it is larger than the sum of its proper divisors (5639145459).

16516454541 is a wasteful number, since it uses less digits than its factorization.

16516454541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28948.

The product of its digits is 288000, while the sum is 42.

The spelling of 16516454541 in words is "sixteen billion, five hundred sixteen million, four hundred fifty-four thousand, five hundred forty-one".